PHOTOCHEMICAL REACTIONS OF BENZOPHENONE WITH ENAMINES

被引:13
作者
KAWANISI, M
KAMOGAWA, K
OKADA, T
NOZAKI, H
机构
[1] Department of Industrial Chemistry, Kyôto University, Kyôto
关键词
D O I
10.1016/S0040-4020(01)96868-1
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Work-up of products of the title reaction gives γ-hydroxy ketones produced formally by addition of benzophenone at the β-position of ketones on which the enamines are based. Benzpinacol is the major product isolated in all cases. While morpholine enamines give oxetanes resulting from cycloaddition of benzophenone at the enamine double bond, the reaction of piperidine enamines does not afford similar adducts. Accounts for the reaction mechanism are given by assuming benzophenone triplet as a reactive species. © 1968.
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页码:6557 / &
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